/*******************************************************************************
 * Copyright (c) 2008-2009 zhang yuexiang.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */ 
package org.xfeep.alaya.orm.jpa;

import java.lang.instrument.ClassFileTransformer;
import java.lang.instrument.IllegalClassFormatException;
import java.security.ProtectionDomain;

import javax.persistence.spi.ClassTransformer;

public class JpaWrappedClassFileTransformer implements ClassFileTransformer,
		ClassTransformer {

	ClassTransformer delegate;
	
	public JpaWrappedClassFileTransformer() {
	}
	
	public JpaWrappedClassFileTransformer(ClassTransformer delegate) {
		this.delegate = delegate;
	}
	
	
	public ClassTransformer getDelegate() {
		return delegate;
	}
	
	public void setDelegate(ClassTransformer delegate) {
		this.delegate = delegate;
	}
	
	public byte[] transform(ClassLoader loader, String className,
			Class<?> classBeingRedefined, ProtectionDomain protectionDomain,
			byte[] classfileBuffer) throws IllegalClassFormatException {
		return delegate.transform(loader, className, classBeingRedefined, protectionDomain, classfileBuffer);
	}

}
